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/* Copyright 2021 The Chromium OS Authors. All rights reserved.
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
/* Trogdor family-specific USB-C configuration */
#include "charger.h"
#include "charger/isl923x_public.h"
#include "charge_state.h"
#include "usb_pd.h"
#define CPRINTS(format, args...) cprints(CC_USBCHARGE, format, ## args)
#define CPRINTF(format, args...) cprintf(CC_USBCHARGE, format, ## args)
const struct charger_config_t chg_chips[] = {
{
.i2c_port = I2C_PORT_CHARGER,
.i2c_addr_flags = ISL923X_ADDR_FLAGS,
.drv = &isl923x_drv,
},
};
int charger_profile_override(struct charge_state_data *curr)
{
int usb_mv;
int port;
if (curr->state != ST_CHARGE)
return 0;
/* Lower the max requested voltage to 5V when battery is full. */
if (chipset_in_state(CHIPSET_STATE_ANY_OFF) &&
!(curr->batt.flags & BATT_FLAG_BAD_STATUS) &&
!(curr->batt.flags & BATT_FLAG_WANT_CHARGE) &&
(curr->batt.status & STATUS_FULLY_CHARGED))
usb_mv = 5000;
else
usb_mv = PD_MAX_VOLTAGE_MV;
if (pd_get_max_voltage() != usb_mv) {
CPRINTS("VBUS limited to %dmV", usb_mv);
for (port = 0; port < CONFIG_USB_PD_PORT_MAX_COUNT; port++)
pd_set_external_voltage_limit(port, usb_mv);
}
return 0;
}
enum ec_status charger_profile_override_get_param(uint32_t param,
uint32_t *value)
{
return EC_RES_INVALID_PARAM;
}
enum ec_status charger_profile_override_set_param(uint32_t param,
uint32_t value)
{
return EC_RES_INVALID_PARAM;
}
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